167e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber/* 267e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber * Copyright (C) 2009 The Android Open Source Project 367e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber * 467e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 567e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber * you may not use this file except in compliance with the License. 667e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber * You may obtain a copy of the License at 767e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber * 867e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 967e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber * 1067e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber * Unless required by applicable law or agreed to in writing, software 1167e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 1267e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1367e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber * See the License for the specific language governing permissions and 1467e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber * limitations under the License. 1567e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber */ 1667e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber 17fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber//#define LOG_NDEBUG 0 18fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber#define LOG_TAG "StagefrightMediaScanner" 19fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber#include <utils/Log.h> 20fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 21a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen#include <sys/types.h> 22a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen#include <sys/stat.h> 23a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen#include <fcntl.h> 24a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen 2567e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber#include <media/stagefright/StagefrightMediaScanner.h> 2667e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber 272e39c1ca101e01ff13b03129a87939e7982b25bfAndreas Huber#include <media/mediametadataretriever.h> 282e39c1ca101e01ff13b03129a87939e7982b25bfAndreas Huber#include <private/media/VideoFrame.h> 2967e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber 30fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber// Sonivox includes 31fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber#include <libsonivox/eas.h> 32fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 3367e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Hubernamespace android { 3467e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber 350a095d09464ba18e288a3f529410af0f1257ac2aMike LockwoodStagefrightMediaScanner::StagefrightMediaScanner() {} 3667e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber 3767e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas HuberStagefrightMediaScanner::~StagefrightMediaScanner() {} 3867e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber 39fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huberstatic bool FileHasAcceptableExtension(const char *extension) { 40fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber static const char *kValidExtensions[] = { 41fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber ".mp3", ".mp4", ".m4a", ".3gp", ".3gpp", ".3g2", ".3gpp2", 42fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber ".mpeg", ".ogg", ".mid", ".smf", ".imy", ".wma", ".aac", 43093437c388e5dff6903a3d43f2ca9f8a1ba4744aAndreas Huber ".wav", ".amr", ".midi", ".xmf", ".rtttl", ".rtx", ".ota", 448d30cc86d36c5e2d7d8defab8f58faed4139ed7fAndreas Huber ".mkv", ".mka", ".webm", ".ts", ".fl", ".flac", ".mxmf", 452944eca607304a095ea43ba2b8f0b9de61249f9fAndreas Huber ".avi", ".mpeg", ".mpg" 46fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber }; 47fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber static const size_t kNumValidExtensions = 48fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber sizeof(kValidExtensions) / sizeof(kValidExtensions[0]); 49fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 50fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber for (size_t i = 0; i < kNumValidExtensions; ++i) { 51fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if (!strcasecmp(extension, kValidExtensions[i])) { 52fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber return true; 53fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 54fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 55fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 56fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber return false; 57fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber} 58fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 597188e55f54a43c55fd6b96454720c447f1dc454eJeff Brownstatic MediaScanResult HandleMIDI( 60fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber const char *filename, MediaScannerClient *client) { 61fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber // get the library configuration and do sanity check 62fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber const S_EAS_LIB_CONFIG* pLibConfig = EAS_Config(); 63fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if ((pLibConfig == NULL) || (LIB_VERSION != pLibConfig->libVersion)) { 6429357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("EAS library/header mismatch\n"); 657188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown return MEDIA_SCAN_RESULT_ERROR; 66fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 67fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber EAS_I32 temp; 68fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 69fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber // spin up a new EAS engine 70fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber EAS_DATA_HANDLE easData = NULL; 71fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber EAS_HANDLE easHandle = NULL; 72fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber EAS_RESULT result = EAS_Init(&easData); 73fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if (result == EAS_SUCCESS) { 74fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber EAS_FILE file; 75fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber file.path = filename; 76fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber file.fd = 0; 77fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber file.offset = 0; 78fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber file.length = 0; 79fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber result = EAS_OpenFile(easData, &file, &easHandle); 80fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 81fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if (result == EAS_SUCCESS) { 82fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber result = EAS_Prepare(easData, easHandle); 83fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 84fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if (result == EAS_SUCCESS) { 85fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber result = EAS_ParseMetaData(easData, easHandle, &temp); 86fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 87fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if (easHandle) { 88fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber EAS_CloseFile(easData, easHandle); 89fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 90fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if (easData) { 91fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber EAS_Shutdown(easData); 92fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 93fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 94fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if (result != EAS_SUCCESS) { 957188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown return MEDIA_SCAN_RESULT_SKIPPED; 96fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 97fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 98fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber char buffer[20]; 99fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber sprintf(buffer, "%ld", temp); 1007188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown status_t status = client->addStringTag("duration", buffer); 101153cefdf4acab25355f590d7760ebf73ef6096a9Marco Nelissen if (status != OK) { 1027188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown return MEDIA_SCAN_RESULT_ERROR; 1037188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown } 1047188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown return MEDIA_SCAN_RESULT_OK; 105fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber} 106fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 1077188e55f54a43c55fd6b96454720c447f1dc454eJeff BrownMediaScanResult StagefrightMediaScanner::processFile( 10867e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber const char *path, const char *mimeType, 10967e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber MediaScannerClient &client) { 1103856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("processFile '%s'.", path); 1112e39c1ca101e01ff13b03129a87939e7982b25bfAndreas Huber 11267e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber client.setLocale(locale()); 11367e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber client.beginFile(); 1147188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown MediaScanResult result = processFileInternal(path, mimeType, client); 1157188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown client.endFile(); 1167188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown return result; 1177188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown} 11867e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber 1197188e55f54a43c55fd6b96454720c447f1dc454eJeff BrownMediaScanResult StagefrightMediaScanner::processFileInternal( 1207188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown const char *path, const char *mimeType, 1217188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown MediaScannerClient &client) { 122fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber const char *extension = strrchr(path, '.'); 123fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 124fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if (!extension) { 1257188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown return MEDIA_SCAN_RESULT_SKIPPED; 126fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 127fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 128fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if (!FileHasAcceptableExtension(extension)) { 1297188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown return MEDIA_SCAN_RESULT_SKIPPED; 130fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 131fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 132fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if (!strcasecmp(extension, ".mid") 133fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber || !strcasecmp(extension, ".smf") 134fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber || !strcasecmp(extension, ".imy") 135fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber || !strcasecmp(extension, ".midi") 136fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber || !strcasecmp(extension, ".xmf") 137fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber || !strcasecmp(extension, ".rtttl") 138fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber || !strcasecmp(extension, ".rtx") 1398d30cc86d36c5e2d7d8defab8f58faed4139ed7fAndreas Huber || !strcasecmp(extension, ".ota") 1408d30cc86d36c5e2d7d8defab8f58faed4139ed7fAndreas Huber || !strcasecmp(extension, ".mxmf")) { 1417188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown return HandleMIDI(path, &client); 1427188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown } 1437188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown 1447188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown sp<MediaMetadataRetriever> mRetriever(new MediaMetadataRetriever); 1457188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown 146a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen int fd = open(path, O_RDONLY | O_LARGEFILE); 147a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen status_t status; 148a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen if (fd < 0) { 149a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen // couldn't open it locally, maybe the media server can? 150a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen status = mRetriever->setDataSource(path); 151a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen } else { 152a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen status = mRetriever->setDataSource(fd, 0, 0x7ffffffffffffffL); 153a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen close(fd); 154a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen } 155a28976b04c70cef3c8e79137478b6a7bc05608acMarco Nelissen 1567188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown if (status) { 1577188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown return MEDIA_SCAN_RESULT_ERROR; 1587188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown } 1597188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown 1607188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown const char *value; 1617188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown if ((value = mRetriever->extractMetadata( 1627188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown METADATA_KEY_MIMETYPE)) != NULL) { 1637188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown status = client.setMimeType(value); 1647188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown if (status) { 1657188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown return MEDIA_SCAN_RESULT_ERROR; 1666ed70d2d41f9929d1c3f5179d947766495f9efe5Hiroshi Takekawa } 1677188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown } 1680a095d09464ba18e288a3f529410af0f1257ac2aMike Lockwood 1697188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown struct KeyMap { 1707188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown const char *tag; 1717188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown int key; 1727188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown }; 1737188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown static const KeyMap kKeyMap[] = { 1747188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown { "tracknumber", METADATA_KEY_CD_TRACK_NUMBER }, 1757188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown { "discnumber", METADATA_KEY_DISC_NUMBER }, 1767188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown { "album", METADATA_KEY_ALBUM }, 1777188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown { "artist", METADATA_KEY_ARTIST }, 1787188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown { "albumartist", METADATA_KEY_ALBUMARTIST }, 1797188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown { "composer", METADATA_KEY_COMPOSER }, 1807188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown { "genre", METADATA_KEY_GENRE }, 1817188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown { "title", METADATA_KEY_TITLE }, 1827188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown { "year", METADATA_KEY_YEAR }, 1837188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown { "duration", METADATA_KEY_DURATION }, 1847188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown { "writer", METADATA_KEY_WRITER }, 1857188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown { "compilation", METADATA_KEY_COMPILATION }, 1867188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown { "isdrm", METADATA_KEY_IS_DRM }, 1874762a5164a986bd6a7ca0e7aba43881b64f146ddMarco Nelissen { "width", METADATA_KEY_VIDEO_WIDTH }, 1884762a5164a986bd6a7ca0e7aba43881b64f146ddMarco Nelissen { "height", METADATA_KEY_VIDEO_HEIGHT }, 1897188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown }; 1907188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown static const size_t kNumEntries = sizeof(kKeyMap) / sizeof(kKeyMap[0]); 1917188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown 1927188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown for (size_t i = 0; i < kNumEntries; ++i) { 1937188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown const char *value; 1947188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown if ((value = mRetriever->extractMetadata(kKeyMap[i].key)) != NULL) { 1957188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown status = client.addStringTag(kKeyMap[i].tag, value); 196153cefdf4acab25355f590d7760ebf73ef6096a9Marco Nelissen if (status != OK) { 1977188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown return MEDIA_SCAN_RESULT_ERROR; 19867e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber } 19967e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber } 20067e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber } 20167e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber 2027188e55f54a43c55fd6b96454720c447f1dc454eJeff Brown return MEDIA_SCAN_RESULT_OK; 20367e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber} 20467e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber 20567e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huberchar *StagefrightMediaScanner::extractAlbumArt(int fd) { 2063856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("extractAlbumArt %d", fd); 2072e39c1ca101e01ff13b03129a87939e7982b25bfAndreas Huber 208c7fc37a3dab9bd1f96713649f351b5990e6316ffJames Dong off64_t size = lseek64(fd, 0, SEEK_END); 209fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber if (size < 0) { 210fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber return NULL; 211fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 212c7fc37a3dab9bd1f96713649f351b5990e6316ffJames Dong lseek64(fd, 0, SEEK_SET); 213fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 2140a095d09464ba18e288a3f529410af0f1257ac2aMike Lockwood sp<MediaMetadataRetriever> mRetriever(new MediaMetadataRetriever); 2157f7d52ac18dfc3c6d8f6267dad29306613e9bd0eJames Dong if (mRetriever->setDataSource(fd, 0, size) == OK) { 2162e39c1ca101e01ff13b03129a87939e7982b25bfAndreas Huber sp<IMemory> mem = mRetriever->extractAlbumArt(); 2172e39c1ca101e01ff13b03129a87939e7982b25bfAndreas Huber 2182e39c1ca101e01ff13b03129a87939e7982b25bfAndreas Huber if (mem != NULL) { 2192e39c1ca101e01ff13b03129a87939e7982b25bfAndreas Huber MediaAlbumArt *art = static_cast<MediaAlbumArt *>(mem->pointer()); 22067e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber 221fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber char *data = (char *)malloc(art->mSize + 4); 222fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber *(int32_t *)data = art->mSize; 2232e39c1ca101e01ff13b03129a87939e7982b25bfAndreas Huber memcpy(&data[4], &art[1], art->mSize); 224fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber 225fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber return data; 226fc9ba09e3bb368f823d473f5e2bb9aa32dba6289Andreas Huber } 22767e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber } 22867e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber 22967e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber return NULL; 23067e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber} 23167e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber 23267e5a4f6f6879d512a859e5dba92e9beec7a2f91Andreas Huber} // namespace android 233